2020 Fccc Mt55 problems, complaints & recalls
Safety recalls (1)
Tires:valve 2021-11-23 · campaign 21V921000 · 16,676 vehicles
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2017-2019 Freightliner Custom Chass XCL, 2017-2022 XCM, XCS, 2017-2023 MC, XCR, 2018-2019 XBR, 2018-2020 XBS, 2018-2022 MBC, MT55, S2C, S2G, S2RV vehicles. The tire valve stem extension for the inner wheel may come into contact with the outer wheel rim opening and become damaged.
Risk: Damage to the valve stem extension may result in a loss of tire pressure of the inner wheel, increasing the risk of a crash.
Fix: Dealers will remove the inner valve stem extensions and stabilizers, free of charge. Owner notification letters were mailed January 18, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL912. Note: This recall supersedes and expands recall 20V-529 (FL-861). Vehicles previously repaired under 20V-529 will need to have the new remedy completed under this recall.
Service bulletins (47)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Steering 2026-07-17 · SS 584261-FCCC · Other
service solution for mt45g & mt55g power steering oil cooler replacement parts (306)
Unknown Or Other 2026-06-05 · SS 580739 FCCC · Other
service solution for step van cat theft deterrent systems
Engine 2026-04-23 · SS 581801-FCCC · Other
service solution for 10 gallon def header service replacement additional parts (298)
Fuel/Propulsion System 2026-04-07 · SS 583339-FCCC · Other
service solution for 2012-2024 mt45g & mt55g 6.0-liter gas or cng failed/cracked fuel pump fuse (303)
Engine 2025-11-25 · FL997-DLR LTR · Emissions
revised emission recall for fccc clean idle label
Engine 2025-11-25 · FL997-Bulletin · Emissions
revised emission recall for fccc clean idle label
Showing the 6 most recent of 47 bulletins. Search all of them free at nhtsa.gov.
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.